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The school bus endorsement applies to applicants who wish to drive a school bus in any Class A or B CDL. To add an S endorsement to your CLP/CDL, you must pass the Massachusetts school bus test, and you must also pass skills tests in a school bus. The MA CDL bus test consists of 20 questions, and you'll need at least 16 correct answers to pass (80%). The knowledge test covers the following sections of the Massachusetts CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this MA CDL practice test to prepare for the actual bus test!
1. When students board, you should:
announce the next stop.
check all mirrors.
close the door.
count the number of mirrors.
2. Riders getting on or off the bus:
should not be supervised.
are likely to be disruptive.
can stumble and should be supervised.
should  should stand near the back of your vehicle.
3. If a rider wants to board the bus with a car battery, the bus driver should:
instruct the rider to sit next to the exit doors.
call the police.
not allow the rider to carry on the battery.
inspect the battery before allowing the rider to carry it on board.
4. Buses must never carry:
radioactive materials.
small arms ammunition.
hospital supplies.
All of the above.
5. Students should board the bus:
two at a time.
without watching their step.
three at a time.
in single file.
6. If you feel drowsy, you should _______ before driving.
drink coffee
listen to upbeat music
7. During an emergency student safety is generally best maintained by:
keeping students on the bus.
leading students as far away from the bus as possible.
leading students downwind of the bus if fire is present.
having the students stand at least 50 feet off the road in the direction of oncoming traffic.
8. If your vehicle is hydroplaning, you should:
stay off the brake.
speed up.
put the vehicle in reverse.
apply the brakes.
9. ABS:
always shortens your overall stopping distance.
keeps your wheels from locking up during hard brake applications.
allows you to drive faster.
helps increase brake pressure.
10. When approaching a vehicle with a distracted driver, you should:
quickly pass the vehicle.
sound your horn.
change lanes quickly.
maintain your safe following distance.
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MA School Bus Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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